StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Count unique values in multiple columns according by group (pandas dataframe)
| Author | Votes | Δ |
|---|---|---|
| BENY | 3 | +1.45 |
| andrew_reece | 1 | -1.45 |
Last visited: Sep 10, 2018, 6:34:43 PM